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Finding the Fourth Proportional to 58,176.80, 87,232.80 and 24,891.20

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Solution

The fourth proportional to 58,176.80, 87,232.80 and 24,891.20 is: 37,322.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,176.80 : 87,232.80 = 24,891.20 : x
  2. Step 2: Convert to fraction form
    58,176.80/87,232.80 = 24,891.20/x
  3. Step 3: Cross multiply
    58,176.80x = 87,232.80 × 24,891.20
  4. Step 4: Simplify right side
    58,176.80x = 2,171,329,071.36
  5. Step 5: Solve for x
    x = 2,171,329,071.36/58,176.80
  6. Step 6: Final answer
    x = 37,322.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.